./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cbd0b45e3a19519452fbcf6fd1c6a1f47a14b8d70acc30b1e21888135763cd85 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:06:09,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:06:09,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:06:09,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:06:09,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:06:09,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:06:09,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:06:09,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:06:09,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:06:09,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:06:09,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:06:09,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:06:09,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:06:09,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:06:09,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:06:09,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:06:09,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:06:09,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:06:09,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:06:09,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:06:09,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:06:09,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:06:09,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:06:09,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:06:09,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:06:09,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:06:09,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:06:09,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:06:09,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:06:09,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:06:09,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:06:09,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:06:09,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:06:09,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:06:09,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:06:09,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:06:09,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:06:09,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:06:09,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:06:09,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:06:09,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:06:09,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 17:06:09,913 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:06:09,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:06:09,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:06:09,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:06:09,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:06:09,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:06:09,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:06:09,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:06:09,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:06:09,916 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:06:09,917 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:06:09,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:06:09,917 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:06:09,917 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:06:09,917 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:06:09,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:06:09,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:06:09,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:06:09,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:06:09,919 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:06:09,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:06:09,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbd0b45e3a19519452fbcf6fd1c6a1f47a14b8d70acc30b1e21888135763cd85 [2022-11-20 17:06:10,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:06:10,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:06:10,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:06:10,207 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:06:10,208 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:06:10,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i [2022-11-20 17:06:13,356 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:06:13,633 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:06:13,633 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i [2022-11-20 17:06:13,643 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/data/3c68a348c/11287ac7ed4f4535b18f923044aa7bea/FLAG2896ecae4 [2022-11-20 17:06:13,659 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/data/3c68a348c/11287ac7ed4f4535b18f923044aa7bea [2022-11-20 17:06:13,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:06:13,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:06:13,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:06:13,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:06:13,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:06:13,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:06:13" (1/1) ... [2022-11-20 17:06:13,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6682a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:13, skipping insertion in model container [2022-11-20 17:06:13,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:06:13" (1/1) ... [2022-11-20 17:06:13,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:06:13,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:06:14,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:06:14,032 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:06:14,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:06:14,129 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:06:14,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14 WrapperNode [2022-11-20 17:06:14,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:06:14,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:06:14,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:06:14,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:06:14,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,196 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-11-20 17:06:14,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:06:14,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:06:14,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:06:14,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:06:14,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:06:14,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:06:14,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:06:14,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:06:14,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:06:14,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:06:14,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:06:14,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b47118dd-6930-4ba5-a70c-1661e526978f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:06:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:06:14,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:06:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:06:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:06:14,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:06:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:06:14,417 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:06:14,419 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:06:14,705 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:06:14,823 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:06:14,824 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:06:14,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:06:14 BoogieIcfgContainer [2022-11-20 17:06:14,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:06:14,828 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:06:14,828 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:06:14,848 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:06:14,848 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:06:14" (1/1) ... [2022-11-20 17:06:14,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:06:14,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-11-20 17:06:14,940 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-11-20 17:06:14,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:06:14,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:14,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:15,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:15,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:15,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-11-20 17:06:15,364 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-11-20 17:06:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:06:15,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:15,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 17:06:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 17:06:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:06:15,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:15,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-11-20 17:06:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-11-20 17:06:16,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:06:16,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:16,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-11-20 17:06:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-20 17:06:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:06:16,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:16,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:16,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:16,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-11-20 17:06:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-11-20 17:06:16,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:06:16,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:16,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:17,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 17:06:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 17:06:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:06:18,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:18,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:18,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:18,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-11-20 17:06:18,110 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-11-20 17:06:18,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:06:18,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:18,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:18,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-11-20 17:06:18,213 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-20 17:06:18,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:06:18,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:18,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:18,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:18,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-20 17:06:18,865 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-20 17:06:18,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:06:18,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:18,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-20 17:06:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-20 17:06:20,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:06:20,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:20,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:21,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2022-11-20 17:06:22,440 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2022-11-20 17:06:22,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:06:22,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:22,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:22,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:22,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-11-20 17:06:22,478 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-11-20 17:06:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:06:22,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:22,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:22,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2022-11-20 17:06:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2022-11-20 17:06:22,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:06:22,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:22,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:22,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-11-20 17:06:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-11-20 17:06:22,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:06:22,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:22,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2022-11-20 17:06:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-11-20 17:06:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:06:22,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:22,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:22,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:23,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-11-20 17:06:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-11-20 17:06:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:06:23,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:23,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:24,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:28,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:28,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2022-11-20 17:06:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2022-11-20 17:06:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:06:28,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:28,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:28,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:29,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2022-11-20 17:06:29,971 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2022-11-20 17:06:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:06:29,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:29,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:30,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2022-11-20 17:06:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2022-11-20 17:06:38,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:06:38,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:38,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:39,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2022-11-20 17:06:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2022-11-20 17:06:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:06:39,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:39,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:40,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2022-11-20 17:06:40,361 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2022-11-20 17:06:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:06:40,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:40,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2022-11-20 17:06:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2022-11-20 17:06:47,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:06:47,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:47,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2022-11-20 17:06:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2022-11-20 17:06:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:06:53,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:53,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:55,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:07:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 79 states and 140 transitions. [2022-11-20 17:07:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 140 transitions. [2022-11-20 17:07:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:07:04,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:07:17,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 84 states and 154 transitions. [2022-11-20 17:07:17,174 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 154 transitions. [2022-11-20 17:07:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:07:17,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:17,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:17,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:07:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:24,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2022-11-20 17:07:24,580 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2022-11-20 17:07:24,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:07:24,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:24,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:07:29,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 91 states and 171 transitions. [2022-11-20 17:07:29,785 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 171 transitions. [2022-11-20 17:07:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:07:29,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:29,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:29,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:07:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 92 states and 172 transitions. [2022-11-20 17:07:31,129 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2022-11-20 17:07:31,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:07:31,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:31,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:07:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:32,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 93 states and 172 transitions. [2022-11-20 17:07:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 172 transitions. [2022-11-20 17:07:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:07:32,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:32,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:07:33,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:33,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 94 states and 174 transitions. [2022-11-20 17:07:33,679 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 174 transitions. [2022-11-20 17:07:33,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:07:33,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:33,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:07:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 97 states and 177 transitions. [2022-11-20 17:07:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 177 transitions. [2022-11-20 17:07:37,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:07:37,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:37,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:07:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 100 states and 184 transitions. [2022-11-20 17:07:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 184 transitions. [2022-11-20 17:07:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:07:42,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:07:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 101 states and 184 transitions. [2022-11-20 17:07:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 184 transitions. [2022-11-20 17:07:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:07:43,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:43,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:07:45,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:45,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 102 states and 186 transitions. [2022-11-20 17:07:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 186 transitions. [2022-11-20 17:07:45,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:07:45,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:45,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:07:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 105 states and 194 transitions. [2022-11-20 17:07:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 194 transitions. [2022-11-20 17:07:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:07:53,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:53,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:07,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 110 states and 209 transitions. [2022-11-20 17:08:07,567 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 209 transitions. [2022-11-20 17:08:07,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:08:07,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:07,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:09,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 113 states and 217 transitions. [2022-11-20 17:08:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 217 transitions. [2022-11-20 17:08:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:08:17,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:17,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 121 states and 239 transitions. [2022-11-20 17:08:36,920 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 239 transitions. [2022-11-20 17:08:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:08:36,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:36,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:37,904 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 252 transitions. [2022-11-20 17:08:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2022-11-20 17:08:49,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:08:49,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:49,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:08:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:08:53,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 130 states and 258 transitions. [2022-11-20 17:08:53,475 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 258 transitions. [2022-11-20 17:08:53,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:08:53,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:08:53,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:08:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:08:55,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 134 states and 270 transitions. [2022-11-20 17:09:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 270 transitions. [2022-11-20 17:09:04,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:04,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:04,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:13,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 138 states and 285 transitions. [2022-11-20 17:09:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 285 transitions. [2022-11-20 17:09:13,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:13,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:13,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:15,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 139 states and 288 transitions. [2022-11-20 17:09:15,781 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 288 transitions. [2022-11-20 17:09:15,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:15,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:15,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:09:25,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 144 states and 295 transitions. [2022-11-20 17:09:25,402 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 295 transitions. [2022-11-20 17:09:25,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:25,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:25,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:09:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:35,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 149 states and 306 transitions. [2022-11-20 17:09:35,162 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 306 transitions. [2022-11-20 17:09:35,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:09:35,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:35,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:35,357 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:09:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 151 states and 308 transitions. [2022-11-20 17:09:41,012 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 308 transitions. [2022-11-20 17:09:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:09:41,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:41,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:09,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 161 states and 338 transitions. [2022-11-20 17:10:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 338 transitions. [2022-11-20 17:10:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:10:09,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 164 states and 348 transitions. [2022-11-20 17:10:16,612 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 348 transitions. [2022-11-20 17:10:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:10:16,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,703 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:24,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 167 states and 359 transitions. [2022-11-20 17:10:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 359 transitions. [2022-11-20 17:10:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:10:24,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:29,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 169 states and 366 transitions. [2022-11-20 17:10:29,249 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 366 transitions. [2022-11-20 17:10:29,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:10:29,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:29,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:10:30,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:30,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 170 states and 367 transitions. [2022-11-20 17:10:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 367 transitions. [2022-11-20 17:10:30,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:10:30,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:30,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:30,866 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 172 states and 373 transitions. [2022-11-20 17:10:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 373 transitions. [2022-11-20 17:10:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:10:35,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:35,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:10:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 179 states and 403 transitions. [2022-11-20 17:10:54,782 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 403 transitions. [2022-11-20 17:10:54,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:10:54,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:54,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:54,814 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:10:56,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:56,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 180 states and 405 transitions. [2022-11-20 17:10:56,190 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 405 transitions. [2022-11-20 17:10:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:10:56,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:56,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:11:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 183 states and 417 transitions. [2022-11-20 17:11:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 417 transitions. [2022-11-20 17:11:07,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:11:07,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:07,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:08,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:11:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 188 states and 433 transitions. [2022-11-20 17:11:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 433 transitions. [2022-11-20 17:11:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:11:23,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:23,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:11:35,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 191 states and 439 transitions. [2022-11-20 17:11:35,346 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 439 transitions. [2022-11-20 17:11:35,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:11:35,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:35,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:11:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:41,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 193 states and 448 transitions. [2022-11-20 17:11:41,126 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 448 transitions. [2022-11-20 17:11:41,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:11:41,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:41,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:11:47,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:47,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 196 states and 454 transitions. [2022-11-20 17:11:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 454 transitions. [2022-11-20 17:11:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:11:47,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:47,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:11:50,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:50,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 197 states and 456 transitions. [2022-11-20 17:11:50,754 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 456 transitions. [2022-11-20 17:11:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:11:50,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:50,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:50,896 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 17:11:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:52,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 198 states and 456 transitions. [2022-11-20 17:11:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 456 transitions. [2022-11-20 17:11:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:11:52,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:52,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 202 states and 468 transitions. [2022-11-20 17:12:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 468 transitions. [2022-11-20 17:12:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:12:13,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:13,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:30,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:30,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 204 states and 477 transitions. [2022-11-20 17:12:30,271 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 477 transitions. [2022-11-20 17:12:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:12:30,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:30,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:30,354 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:12:43,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 208 states and 490 transitions. [2022-11-20 17:12:43,226 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 490 transitions. [2022-11-20 17:12:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:12:43,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:43,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:43,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:43,269 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:12:45,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:45,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 209 states and 494 transitions. [2022-11-20 17:12:45,693 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 494 transitions. [2022-11-20 17:12:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:12:45,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:45,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:01,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 211 states and 500 transitions. [2022-11-20 17:13:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 500 transitions. [2022-11-20 17:13:01,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:01,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:07,252 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:20,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 214 states and 504 transitions. [2022-11-20 17:13:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 504 transitions. [2022-11-20 17:13:20,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:20,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:20,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:20,606 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:13:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 215 states and 505 transitions. [2022-11-20 17:13:23,464 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 505 transitions. [2022-11-20 17:13:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:23,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:23,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:13:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 216 states and 505 transitions. [2022-11-20 17:13:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 505 transitions. [2022-11-20 17:13:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:26,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:26,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 223 states and 524 transitions. [2022-11-20 17:13:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 524 transitions. [2022-11-20 17:13:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:55,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:55,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:02,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 225 states and 533 transitions. [2022-11-20 17:14:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 533 transitions. [2022-11-20 17:14:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:14:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:02,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:10,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:10,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 227 states and 542 transitions. [2022-11-20 17:14:10,056 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 542 transitions. [2022-11-20 17:14:10,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:14:10,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:10,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:10,778 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:14:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 233 states and 564 transitions. [2022-11-20 17:14:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 564 transitions. [2022-11-20 17:14:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:14:28,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:28,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:14:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:31,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 234 states and 565 transitions. [2022-11-20 17:14:31,460 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 565 transitions. [2022-11-20 17:14:31,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:14:31,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:31,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:14:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:34,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 235 states and 565 transitions. [2022-11-20 17:14:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 565 transitions. [2022-11-20 17:14:34,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:14:34,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:34,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:37,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:37,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 247 states and 608 transitions. [2022-11-20 17:15:37,093 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 608 transitions. [2022-11-20 17:15:37,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:15:37,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:37,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:51,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:51,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 251 states and 618 transitions. [2022-11-20 17:15:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 618 transitions. [2022-11-20 17:15:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:15:51,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:51,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:51,598 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:16:05,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:05,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 255 states and 625 transitions. [2022-11-20 17:16:05,525 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 625 transitions. [2022-11-20 17:16:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:16:05,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:05,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:32,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 257 states and 629 transitions. [2022-11-20 17:16:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 629 transitions. [2022-11-20 17:16:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:16:32,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:32,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:41,285 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:05,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 261 states and 642 transitions. [2022-11-20 17:17:05,492 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 642 transitions. [2022-11-20 17:17:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:17:05,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:05,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:17:17,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:17,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 264 states and 647 transitions. [2022-11-20 17:17:17,515 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 647 transitions. [2022-11-20 17:17:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:17:17,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:17,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:17:34,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 270 states and 656 transitions. [2022-11-20 17:17:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 656 transitions. [2022-11-20 17:17:34,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:17:34,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:34,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 275 states and 678 transitions. [2022-11-20 17:18:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 678 transitions. [2022-11-20 17:18:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:18:04,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:04,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:18:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 277 states and 681 transitions. [2022-11-20 17:18:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 681 transitions. [2022-11-20 17:18:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:18:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:11,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:15,802 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:18:46,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:46,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 285 states and 710 transitions. [2022-11-20 17:18:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 710 transitions. [2022-11-20 17:18:46,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:18:46,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:46,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:19:40,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:40,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 297 states and 739 transitions. [2022-11-20 17:19:40,643 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 739 transitions. [2022-11-20 17:19:40,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:19:40,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:40,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:50,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 299 states and 748 transitions. [2022-11-20 17:19:50,324 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 748 transitions. [2022-11-20 17:19:50,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:19:50,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:50,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 36 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:19:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:54,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 300 states and 749 transitions. [2022-11-20 17:19:54,199 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 749 transitions. [2022-11-20 17:19:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:19:54,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:54,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat